# from configs import dify_config # Removed Dify specific config import

HIDDEN_VALUE = "[__HIDDEN__]"
UUID_NIL = "00000000-0000-0000-0000-000000000000"

DEFAULT_FILE_NUMBER_LIMITS = 3

IMAGE_EXTENSIONS = ["jpg", "jpeg", "png", "webp", "gif", "svg"]
IMAGE_EXTENSIONS.extend([ext.upper() for ext in IMAGE_EXTENSIONS])

VIDEO_EXTENSIONS = ["mp4", "mov", "mpeg", "mpga"]
VIDEO_EXTENSIONS.extend([ext.upper() for ext in VIDEO_EXTENSIONS])

AUDIO_EXTENSIONS = ["mp3", "m4a", "wav", "webm", "amr"]
AUDIO_EXTENSIONS.extend([ext.upper() for ext in AUDIO_EXTENSIONS])

# Simplified DOCUMENT_EXTENSIONS, removing Dify-specific conditional logic
DOCUMENT_EXTENSIONS = [
    "txt", "markdown", "md", "mdx", "pdf", "html", "htm",
    "xlsx", "xls", "vtt", "properties", "doc", "docx",
    "csv", "eml", "msg", "pptx", "xml", "epub"
]
DOCUMENT_EXTENSIONS.extend([ext.upper() for ext in DOCUMENT_EXTENSIONS])

